#4A57D7#4A57D7

#4A57D7 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.3% C 0.194 H 273.2°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#4A57D7
RGB	rgb(74, 87, 215)
HSL	hsl(234, 64%, 57%)
HSV	hsv(234, 66%, 84%)
CMYK	cmyk(65.6%, 59.5%, 0%, 15.7%)
CIE-LAB	lab(43.03, 35.30, -67.36)
CIE-LCH	lch(43.03, 76.05, 297.66°)
OKLab	oklab(52.29% 0.0109 -0.194)
OKLCH	oklch(52.29% 0.194 273.2)
XYZ	xyz(18.4939, 13.1769, 65.8456)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A57D7 #D7CA4A

analogous

#4A9ED7 #4A57D7 #844AD7

triadic

#4A57D7 #D74A57 #57D74A

tetradic

#4A57D7 #D74A9E #D7CA4A #4AD784

square

#4A57D7 #D74A9E #D7CA4A #4AD784

split-complementary

#4A57D7 #D7844A #9ED74A

monochromatic

#1E2888 #2937BB #4A57D7 #7C86E2 #AEB4ED

Accessibility & contrast

On white

5.78

#4A57D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#4A57D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A57D7

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A57D7	#FFFFFF	#000000	##FFFFFF
##4A57D7	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CDB

Deuteranopia (green-blind)

#005FD4

Tritanopia (blue-blind)

#00778F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4a57d7;
/* rgb */ color: rgb(74, 87, 215);
/* oklch */ color: oklch(52.3% 0.194 273.2);

Tailwind

colors: {
  custom: {
    50: '#8c86e4',
    500: '#4a57d7',
    950: '#000000',
  },
}

SCSS

$custom: #4a57d7;
$custom-light: #8c86e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4a57d7",
  "rgb": {
    "r": 74,
    "g": 87,
    "b": 215
  },
  "hsl": {
    "h": 234.468,
    "s": 63.801,
    "l": 56.667
  },
  "oklch": {
    "l": 0.52287,
    "c": 0.19435,
    "h": 273.2
  },
  "luminance": 0.13179
}

Semantic roles & 50–950 ramp

primary

#4A57D7

secondary

#DBD6A2

accent

#D841E7

background

#F9F8FE

surface

#F2EFFC

border

#CCCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4A57D7

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →